Weather History for Portland, ME

Change the Weather History Date:

Saturday, October 13, 2012

  Actual Average Record
Temperature  
Mean Temperature 41 °F 50 °F  
Max Temperature 52 °F 60 °F 84 °F (1954)
Min Temperature 29 °F 40 °F 26 °F (1957)
Degree Days  
Heating Degree Days 24 15  
Month to date heating degree days 144 172  
Since 1 July heating degree days 310 393  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 492 358  
Moisture  
Dew Point 26 °F    
Average Humidity 58    
Maximum Humidity 85    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 in 0.15 in 1.69 in (1990)
Month to date precipitation 1.52 1.98  
Year to date precipitation 43.03 35.41  
Snow  
Snow 0.00 in 0.00 in T in (1934)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.37 in    
Wind  
Wind Speed 4 mph (WNW)    
Max Wind Speed 14 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Oct. 13, 2012 Rise Set
Actual Time 6:53 AM EDT 6:00 PM EDT
Civil Twilight 6:24 AM EDT 6:29 PM EDT
Nautical Twilight 5:51 AM EDT 7:02 PM EDT
Astronomical Twilight 5:18 AM EDT 7:35 PM EDT
Moon 4:36 AM EDT (10/13) 4:44 PM EDT (10/13)
Length of Visible Light 12h 04m
Length of Day
11h 06m
Waning Crescent, 5% of the Moon is Illuminated
Oct 13
Waning Crescent
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 37.4 °F 33.8 °F 24.8 °F 60% 30.33 in 10.0 mi SW 4.6 mph - N/A   Clear
1:51 AM 37.4 °F 30.3 °F 24.8 °F 60% 30.35 in 10.0 mi NNW 10.4 mph - N/A   Clear
2:51 AM 35.6 °F 30.7 °F 24.8 °F 65% 30.35 in 10.0 mi West 5.8 mph - N/A   Clear
3:51 AM 35.1 °F 29.3 °F 23.0 °F 61% 30.36 in 10.0 mi West 6.9 mph - N/A   Clear
4:51 AM 30.9 °F 27.5 °F 24.1 °F 76% 30.39 in 10.0 mi WSW 3.5 mph - N/A   Clear
5:51 AM 30.0 °F - 25.0 °F 82% 30.40 in 10.0 mi Calm Calm - N/A   Clear
6:51 AM 28.4 °F 23.3 °F 24.8 °F 86% 30.41 in 10.0 mi West 4.6 mph - N/A   Clear
7:51 AM 32.0 °F - 26.1 °F 79% 30.43 in 10.0 mi Calm Calm - N/A   Clear
8:51 AM 39.0 °F - 27.0 °F 62% 30.43 in 10.0 mi Calm Calm - N/A   Clear
9:51 AM 42.1 °F 38.4 °F 27.0 °F 55% 30.42 in 10.0 mi Variable 5.8 mph - N/A   Clear
10:51 AM 45.0 °F 40.1 °F 24.1 °F 44% 30.40 in 10.0 mi WNW 9.2 mph - N/A   Clear
11:51 AM 46.9 °F - 24.1 °F 41% 30.39 in 10.0 mi WNW 12.7 mph 18.4 mph N/A   Clear
12:51 PM 48.9 °F - 25.0 °F 39% 30.37 in 10.0 mi NNW 9.2 mph - N/A   Clear
1:51 PM 51.1 °F - 24.1 °F 35% 30.35 in 10.0 mi NW 9.2 mph - N/A   Clear
2:51 PM 52.0 °F - 21.0 °F 30% 30.34 in 10.0 mi Variable 5.8 mph - N/A   Clear
3:51 PM 52.0 °F - 21.9 °F 31% 30.34 in 10.0 mi NNW 4.6 mph - N/A   Clear
4:51 PM 51.1 °F - 21.9 °F 32% 30.33 in 10.0 mi Calm Calm - N/A   Clear
5:51 PM 46.9 °F - 26.1 °F 44% 30.35 in 10.0 mi Variable 5.8 mph - N/A   Clear
6:51 PM 45.0 °F - 28.0 °F 52% 30.38 in 10.0 mi Calm Calm - N/A   Clear
7:51 PM 42.1 °F - 30.0 °F 62% 30.37 in 10.0 mi Calm Calm - N/A   Clear
8:51 PM 45.0 °F - 28.9 °F 53% 30.34 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:51 PM 44.6 °F 43.1 °F 30.2 °F 57% 30.32 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
10:51 PM 46.0 °F - 30.0 °F 54% 30.31 in 10.0 mi Calm Calm - N/A   Overcast
11:51 PM 46.4 °F - 33.8 °F 62% 30.30 in 10.0 mi Calm Calm - N/A   Overcast